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Goniometria

Authored by Daniel Catucci

Mathematics

11th Grade

Used 6+ times

Goniometria
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

cos x = 2

90°

Impossibile

Indeterminato

45°

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Il seno è il rapporto tra:

Cateto adiacente ed ipotenusa

Cateto opposto ed adiacemte

Cateto opposto ed ipotenusa

Ipotenusa adiacente ed opposta

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

tan x = 1

x=?

x=π4x=\frac{\pi}{4}

x=225°x=225°

x=π4+kπx=\frac{\pi}{4}_{ }+k\pi

nessuna delle precedenti

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

sin⁡2x+cos⁡2x=?\sin^2x+\cos^2x=?

-1

0

12\frac{1}{2}

1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sesin⁡x=35 alloracos⁡x=45Se\sin x=\frac{3}{5}\ allora\cos x=\frac{4}{5}

Falso

Solo per x=30°

Impossibile

Vero

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cos (a+b)=cos(a)cos(b)+.....*sin(b)

sin a

cos a

cos b

sin b

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

cos⁡2x vale:\cos^2x\ vale:

1−sin⁡2x1-\sin^2x

1-cos 30°

0

Indeterminato

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